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RAS in het kort
RAS
Before today's relatively small set of mainstream consumer image formats dominated everyday use, desktop software, workstations, GUI systems, and early graphics tools produced many specialized raster formats with local importance.
FLV in het kort
FLV
FLV is inseparable from the Flash era of online media, when browser plugins rather than native video elements dominated streaming video experiences.
Formaatvergelijking
| Kenmerk | RAS | FLV |
|---|---|---|
| File type | Image | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1987 | 2002 |
| Inventor | Sun Microsystems | Macromedia / Adobe |
| Status | legacy | active |
| Transparency | Niet ondersteund | Niet ondersteund |
| Animation | Niet ondersteund | Niet ondersteund |
| Primary use cases |
|
|
| Layer support | Niet ondersteund | Niet ondersteund |
| Camera raw data | Niet ondersteund | Niet ondersteund |
| HDR support | Niet ondersteund | Niet ondersteund |
| Streaming ready | Niet ondersteund | Ondersteund |
Wanneer je elk formaat gebruikt
When to use RAS
- Your source file is already in RAS.
- Preserve source expectations before exporting to FLV.
- RAS is commonly used in image workflows.
When to use FLV
- Your target workflow expects FLV.
- Improve delivery compatibility with FLV.
- FLV is commonly used in video workflows.
Veelgestelde vragen
Why convert RAS to FLV?
Convert to FLV when dealing with Flash-era website archives, old courseware, or inherited streaming libraries that still preserve their media in Flash Video form.
It is useful for recovery and compatibility with historical systems.
For any new online distribution, MP4 or WebM are the correct modern targets.
What changes when converting RAS to FLV?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to FLV adds streaming delivery.
What should I review after converting RAS to FLV?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.